Definition of GF

1 girlfriend Most of the time, your GF will be more comfortable with public displays of affection—PDAs—than you are.— Felicity Huffman and Patricia Wolff, A Practical Handbook for the Boyfriend, 2007
2 gluten free The number of GF products displayed at the NRA [National Restaurant Association] Show was astonishing … . Gluten-free bar mixers, gluten-free sauces—the industry is betting big that gluten-free is here to stay.— Phil Vettel, The Chicago Tribune, 17 May 2015